Mathematics, 06.07.2021 14:00 kassi2007

The equation y^2 - 4y - 4x^2 + 13 = 0 will produce a hyperbola. - how can we tell by simply observing the equation?
in what direction do the branches of this hyperbola open?
- How do you know? Explain.
- Sketch a graph of this hyperbola clearly indicating how you have determined the key characteristics (centre, vertices, eccentricity, foci).
Give the domain and range of this hyperbola.

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